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United States Patent | 6,168,169 |
Boyd ,   et al. | January 2, 2001 |
A vacuum collet includes a filament disposed in the collet for assisting in removal of components from the collet. The filament is movable in a vertical direction within the collet to gently dislodge components lodged on a bottom face of the collet. The filament may be actuated by a solenoid or pneumatic or hydraulic actuator.
Inventors: | Boyd; John E. (Blandon, PA); Haggar; Jonathan V. (Fleetwood, PA); Marabella; Stephanie C. (Sinking Spring, PA); Rizzo; John S. (Oley, PA) |
Assignee: | Lucent Technologies Inc. (Murray Hill, NJ) |
Appl. No.: | 338136 |
Filed: | June 22, 1999 |
Current U.S. Class: | 279/3; 269/220; 279/155; 294/64.1 |
Intern'l Class: | B23B 031/06; B25B 011/00 |
Field of Search: | 279/3,155 269/21 294/64.1 228/44.7 |
5228732 | Jul., 1993 | Rauscher | 294/64. |
5287608 | Feb., 1994 | Ellis | 29/33. |
5455605 | Oct., 1995 | David et al. | |
5531331 | Jul., 1996 | Barnett | 209/580. |